Remove FX_BOOL from fpdfsdk.

fpdfsdk/fpdfxfa/cpdfxfa_page.h

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #ifndef FPDFSDK_FPDFXFA_CPDFXFA_PAGE_H_
 #define FPDFSDK_FPDFXFA_CPDFXFA_PAGE_H_
 
 #include <memory>
 
 #include "core/fxcrt/fx_system.h"
 
 class CFX_Matrix;
 class CPDFXFA_Context;
 class CPDF_Dictionary;
 class CPDF_Page;
 class CXFA_FFPageView;
 
 class CPDFXFA_Page {
  public:
   CPDFXFA_Page(CPDFXFA_Context* pContext, int page_index);
 
   void Retain() { m_iRef++; }
   void Release() {
     if (--m_iRef <= 0)
       delete this;
   }
 
-  FX_BOOL LoadPage();
-  FX_BOOL LoadPDFPage(CPDF_Dictionary* pageDict);
+  bool LoadPage();
+  bool LoadPDFPage(CPDF_Dictionary* pageDict);
   CPDFXFA_Context* GetContext() const { return m_pContext; }
   int GetPageIndex() const { return m_iPageIndex; }
   CPDF_Page* GetPDFPage() const { return m_pPDFPage.get(); }
   CXFA_FFPageView* GetXFAPageView() const { return m_pXFAPageView; }
 
   void SetXFAPageView(CXFA_FFPageView* pPageView) {
     m_pXFAPageView = pPageView;
   }
 
   FX_FLOAT GetPageWidth() const;
@@ skipping 22 matching lines @@
                         int xPos,
                         int yPos,
                         int xSize,
                         int ySize,
                         int iRotate) const;
 
  protected:
   // Refcounted class.
   ~CPDFXFA_Page();
 
-  FX_BOOL LoadPDFPage();
-  FX_BOOL LoadXFAPageView();
+  bool LoadPDFPage();
+  bool LoadXFAPageView();
 
  private:
   std::unique_ptr<CPDF_Page> m_pPDFPage;
   CXFA_FFPageView* m_pXFAPageView;
   CPDFXFA_Context* const m_pContext;
   const int m_iPageIndex;
   int m_iRef;
 };
 
 #endif  // FPDFSDK_FPDFXFA_CPDFXFA_PAGE_H_